Cole Hersee · Electronic Components
M-290-01
Switch, Rotary
Part NumberM-290-01
ManufacturerCole Hersee
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-158-9859 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Mounting MethodTHREADED BUSHING WITH PANEL SEAL SINGLE MOUNTING FACILITY
Switch Actuator Indexing Position2 SINGLE ACTUATOR
Style DesignatorSNAP OR LINE
Features ProvidedACTUATOR KNOB AND METALLIC ENCLOSURE AND CAM ACTUATED
Terminal TypeTHREADED STUD
Contact Voltage Rating In Volts24.0 HIGHEST AC VOLTAGE RATING AT SEA LEVEL
Switch Contact Basic DesignNONPILE-UP NONSYMMETRICAL
Contact Switching ActionBREAKS BEFORE MAKES SINGLE SECTION REAR
Cam Actuated Switch Contact Arrang2 POLE, SINGLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH SINGLE SECTION REAR
Hazardous Locations EnvironmentalDUSTPROOF
Individual Section Quantity1
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is M-290-01 available?
We can source M-290-01 even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is M-290-01 by Cole Hersee obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M-290-01 has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like M-290-01?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for M-290-01?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.